Home / 13,764,610.52-18,995,650.34-7,570,136.15

Finding the Fourth Proportional to 13,764,610.52, 18,995,650.34 and 7,570,136.15

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Solution

The fourth proportional to 13,764,610.52, 18,995,650.34 and 7,570,136.15 is: 10,447,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,610.52 : 18,995,650.34 = 7,570,136.15 : x
  2. Step 2: Convert to fraction form
    13,764,610.52/18,995,650.34 = 7,570,136.15/x
  3. Step 3: Cross multiply
    13,764,610.52x = 18,995,650.34 × 7,570,136.15
  4. Step 4: Simplify right side
    13,764,610.52x = 143,799,659,341,232.25
  5. Step 5: Solve for x
    x = 143,799,659,341,232.25/13,764,610.52
  6. Step 6: Final answer
    x = 10,447,056.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.